Crypto market cap sank 12.6% in Q2 2026, wiping out $305B as CoinGecko’s report shows the brutal quarter for Bitcoin and Ethereum.
The crypto market has closed its third straight quarter in the red.
Total market capitalization dropped 12.6% in the second quarter of 2026, erasing $304.8 billion in value. That leaves the industry at $2.1 trillion, its lowest mark since September 2024.
The figure sits roughly 52% below the October 2025 peak, according to CoinGecko’s 2026 Q2 Crypto Industry Report. June delivered the hardest blow. A hawkish Federal Reserve, shifting US-Iran tensions, and a symbolic Bitcoin sale from Strategy pushed prices lower.
Market Cap and Trading Volume Slide Through Q2
April started the quarter on solid ground, ranking among the year’s stronger months before sentiment turned.
Bitcoin fell 14.2% over the quarter, while Ethereum dropped a sharper 25.4%. Both majors underperformed even as US equities staged a comeback, marking a clear split from traditional risk assets.
Average daily trading volume slid to $93.1 billion, down 20.9% from the prior quarter, CoinGecko reported.
Stablecoins followed the broader pullback for the first time since 2023’s third quarter. The sector’s total market cap fell 1.6% to $305.1 billion.
Circle’s USDC took the largest hit, losing $3.7 billion to close at $73.5 billion. Tether’s USDT held steady near $184.4 billion, lifting its market share to 60%. Sky’s USDS dropped 16.4% and Ethena’s USDe fell 24.4%.
Yields on both compressed below the risk-free rate, pushing stakers to unstake.
Read the full breakdown:https://t.co/xYdJZIO2AL
— CoinGecko (@coingecko) July 23, 2026
Prediction Markets and Collectibles Buck the Downtrend
Not every corner of the industry retreated.
Notional volume on prediction markets jumped 48.7% quarter over quarter to $113.8 billion. June alone brought in $52.8 billion, a fresh all-time high.
A packed sports calendar drove the surge. It included the Champions League final, the Stanley Cup, the NBA Finals, the FIFA World Cup, and Wimbledon. Kalshi grew its market share from 42.4% to 58.9%, while Polymarket’s share slipped from 35.8% to 30.2%.
Rothera, the joint venture between Robinhood and Susquehanna, launched in May. It climbed to fourth place within a month. It posted $2.1 billion in notional volume for June, per the report.
Tokenized collectibles also expanded, with Collector Crypt overtaking Courtyard as the category leader. Its monthly volume surged 317% between January and June 2026, reaching $406 million and a 62.8% share of the space.
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Exchange Volumes Fall as HYPE Gains Ground
Centralized exchanges felt the downturn most acutely on the spot side.
Spot trading volume across the top 10 platforms fell 27.9% to $1.95 trillion for the quarter. May marked a new monthly low of $619 billion before a modest rebound to $695 billion in June.
Binance kept its lead with a 38.7% share, while Bybit held onto second place with 10.0%, overtaking MEXC. MEXC’s volume more than halved, dropping its ranking from second to seventh.
Perpetual futures held up better than spot markets. Volume across the top 10 perp exchanges fell 10.0% to $12.7 trillion, down from $14.1 trillion in the first quarter.
Monthly volume stayed above $4.0 trillion throughout the period, according to CoinGecko.
Amid the broader weakness, Hyperliquid’s HYPE token broke into the top 10 by market cap. The move came on the back of new ETFs, growing prediction market activity, and a partnership with Coinbase.
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